/**
* Generate an encrypted tracker string.
*
* @param string $tracker_name
* The tracker name.
* @param integer|string $sub_id
* The tracker sub id or * if any is permitted.
* @param $user_id
* The user id.
*
* @return string
* Then encrypted data.
*/
public static function getTrackerLink($tracker_name, $sub_id = 0, $user_id = -1)
{
// Generate a json encoded string with the tracking data.
$string = json_encode(array('tracker' => self::getTrackerId($tracker_name), 'sub' => $sub_id, 'user' => $user_id > -1 ? $user_id : ClientUser::getInstance()->id));
// Encrypt the string with the public key.
return urlencode(Encryption::aesEncrypt($string, Configuration::get('tracker.key')));
}
/**
* Get this users encrypted email.
*
* @return string
* The encrypted email reference.
*/
public function getEncryptedUserReference()
{
return Encryption::aesEncrypt($this->email, Configuration::get('user.key'));
}
function encrypt($table, $column, $value)
{
// TODO: use remote AES encryption method for isolated HSM.
$table_key = Configuration::get('lightning.table.encryption_key');
return Encryption::aesEncrypt($value, $table_key);
}
